Compare 30/63 and 75/20
1st number: 30/63, 2nd number: 3 15/20
30/63 is smaller than 75/20
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 20 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 63 × 20 = 1260,
30/63 = 30 × 20/63 × 20 = 600/1260 - Likewise, for the 2nd fraction, since 20 × 63 = 1260,
75/20 = 75 × 63/20 × 63 = 4725/1260 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 600/1260 < 4725/1260 or 30/63 < 75/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/63 and 75/20 30/63 and 75/40 90/63 and 75/20 30/63 and 75/60